What certifications do you have?

We are ISO 9001-2015 certified and support third-party inspections by SGS, TUV, CTI, and others.

What payment methods do you accept?

We accept T/T, L/C, PayPal, and Alipay International escrow. Specific methods can be negotiated.

Can I get a sample before ordering?

Free samples are available for in-stock items (customer pays shipping). Custom samples incur a cost fee.

DIN439 ISO4035 Duplex 2507 (1.4410) S32750 Hex Thin Nut

Name: DIN439 ISO4035 Duplex 2507 (1.4410) S32750 Hex Thin Nut
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2124016672

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.04

100-999 Pieces

US$0.03

1,000-9,999 Pieces

US$0.01

10,000+ Pieces

Product specifications

Size

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

DIN 439, ISO 4035

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Name

Duplex 2507 (1.4410) S32750 Hex Thin Nut

Material 1

Duplex 2507 (1.4410) S32750

Size 1

M4 M6 M8 M10 M12 M14 M16 M18 M20

Size 2

M22 M24 M26 M28 M30 M32 M34 M36

Use 1

Offshore Oil & Gas, Fgd Systems, Chemical Tankers

Use 2

High-Pressure Heat Exchangers

OEM

on Request

Sample

Provided

MOQ

1 PC for Standard Size, on Request

Capacity

500 Tons/Month

Transport Package

Cartons (25kg Max. )+Wood Pallet, on Request

Specification

M3-M36(1/4"-1 1/2")

Trademark

Origin

Shanghai, Zhejiang

Production Capacity

1000W PCS/Year

Key features

Super Duplex 2507 Material: Made from S32750 stainless steel with PREN >40 for superior corrosion resistance and high strength.

Wide Size Range: Available in metric sizes M3 to M36, including standard and customized options for various applications.

OEM/ODM Support: We offer full customization services for non-standard fasteners based on customer samples or designs.

Fast Delivery: In-stock items ship in 3-7 days; custom orders take 14-30 days for reliable and timely delivery.

Strict Quality Control: ISO 9001 certified with rigorous testing including tensile, hardness, and salt spray tests.

Global Export Experience: Over 20 years of expertise serving 120+ countries with high-quality standard and non-standard fasteners.

Multiple Standards: Compliant with DIN, ANSI, ISO, JIS, GB, ASTM, and other international standards for global use.

Versatile Applications: Ideal for offshore oil & gas, chemical tankers, FGD systems, and high-pressure heat exchangers.

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤2.28hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.